Class FileSystemPersistentAcceptOnceFileListFilter

java.lang.Object

org.springframework.integration.file.filters.AbstractFileListFilter<File>

org.springframework.integration.file.filters.AbstractDirectoryAwareFileListFilter<File>

org.springframework.integration.file.filters.AbstractPersistentAcceptOnceFileListFilter<File>

org.springframework.integration.file.filters.FileSystemPersistentAcceptOnceFileListFilter

All Implemented Interfaces:

Closeable, AutoCloseable, FileListFilter<File>, ResettableFileListFilter<File>, ReversibleFileListFilter<File>

public class FileSystemPersistentAcceptOnceFileListFilter
extends AbstractPersistentAcceptOnceFileListFilter<File>

Since:

3.0

Field Summary

Fields inherited from class AbstractPersistentAcceptOnceFileListFilter

flushableStore, flushOnUpdate, prefix, store

Constructor Summary

Constructors

Constructor	Description
FileSystemPersistentAcceptOnceFileListFilter(org.springframework.integration.metadata.ConcurrentMetadataStore store, String prefix)

Method Summary

Modifier and Type	Method	Description
protected String	fileName(File file)
protected boolean	fileStillExists(File file)	Check that the file still exists, to avoid a race condition when multi-threaded and another thread removed the file while we were waiting for the lock.
protected boolean	isDirectory(File file)	Subclasses must implement this method to indicate whether the file is a directory or not.
protected long	modified(File file)

Methods inherited from class AbstractPersistentAcceptOnceFileListFilter

accept, buildKey, close, flushIfNeeded, isEqual, remove, rollback, setFlushOnUpdate

Methods inherited from class AbstractDirectoryAwareFileListFilter

alwaysAccept, isForRecursion, setAlwaysAcceptDirectories, setForRecursion

Methods inherited from class AbstractFileListFilter

filterFiles, supportsSingleFileFiltering

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface FileListFilter

filterFiles, isForRecursion, supportsSingleFileFiltering

Constructor Details

FileSystemPersistentAcceptOnceFileListFilter

public FileSystemPersistentAcceptOnceFileListFilter(org.springframework.integration.metadata.ConcurrentMetadataStore store,
 String prefix)

Method Details

modified

protected long modified(File file)

Specified by:

modified in class AbstractPersistentAcceptOnceFileListFilter<File>

fileName

protected String fileName(File file)

Specified by:

fileName in class AbstractPersistentAcceptOnceFileListFilter<File>

fileStillExists

protected boolean fileStillExists(File file)

Check that the file still exists, to avoid a race condition when multi-threaded and another thread removed the file while we were waiting for the lock.

Overrides:

fileStillExists in class AbstractPersistentAcceptOnceFileListFilter<File>

Parameters:

file - the file.

Returns:

true if the filter should return true.

Since:

4.3.19

isDirectory

protected boolean isDirectory(File file)

Description copied from class: AbstractDirectoryAwareFileListFilter

Subclasses must implement this method to indicate whether the file is a directory or not.

Overrides:

isDirectory in class AbstractPersistentAcceptOnceFileListFilter<File>

Parameters:

file - the file.

Returns:

true if it's a directory.